Windows & doors | Green Building Store

Information about Green Building Store's energy-saving windows & doors

Windows & doors

Green Building Store offers a range of sustainable timber windows & doors to suit all specifications, whatever the budget and environmental criteria. High thermal performance is as standard but we offer different options depending on requirements for  U-values, opening styles, frame materials, finishes and security.

To guide you through the ranges and help you determine the most suitable range to meet your project's criteria, please go to Product guide or alternatively ring the Windows & doors department on 01484 463336.

Summary of window and door ranges

Ecoplus³ - Triple glazed as standard, FSC Pure timber, natural plant-oil based finishes,  made in UK

Ecocontract - FSC Pure timber, double & triple glazing, compliant with Secured by Design requirements

Ecoclad- FSC Pure timber/ aluminium composite, double & triple glazing

Ecopassiv- FSC Pure timber, Uw = 0.75 W/m²K, suitable for Passivhaus projects

Alu2wood - Timber/ aluminium composite, Uw = 0.77 W/m²K, suitable for Passivhaus projects

Passivhaus-certified ranges

ENERsign - Timber/ fibreglass, Uw = 0.65 W/m²K, certified by Passivhaus Institut

Alphawin - Timber/ alu-clad, Uw = 0.68 W/m²K, certified by Passivhaus Institut

Frostkorken - Timber doors, U_D = 0.72 W/m²K, certified by Passivhaus Institut

• The Queen's Award
• Certified Passive House Consultant
• AECB
• Passivhaus Trust
• Ethical Junction
• ICE

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